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Re: [RFC] pack-objects: compression level for non-blobs

From
Duy Nguyen <pclouds@gmail.com>
Date
Jan 1, 2013, 12:10 UTC
Message-ID
<CACsJy8DpnO6X6jdQVsr1NwrXF2MDBBcHZQTay=TyLFc5p_z9eg@mail.gmail.com>
In-Reply-To
<CACsJy8CygfaM+Ee6rURFB-cP2khO8URGDJMG2f3mqg0ebYz+8Q@mail.gmail.com>
On Tue, Jan 1, 2013 at 11:15 AM, Duy Nguyen <pclouds@gmail.com> wrote:
Show 7 quoted lines
>> Fix pack-objects to behave the way JGit does, cluster commits first in
>> the pack stream. Now you have a dense space of commits. If I remember
>> right this has a tiny positive improvement for most rev-list
>> operations with very little downside.
>
> I was going to suggest a similar thing. The current state of C Git's
> pack writing is not bad. We mix commits and tags together, but tags

And I was wrong. At least since 1b4bb16 (pack-objects: optimize "recency order" - 2011-06-30) commits are spread out and can be mixed with trees too. Grouping them back defeats what Junio did in that commit, I think.

-- 
Duy
Previous: Duy NguyenNext: Shawn Pearce
Message 15 of 19 in “[RFC] pack-objects: compression level for non-blobs”
  1. David Michael BarrNov 26, 2012
  2. David Michael BarrNov 26, 2012
  3. Jeff KingDec 29, 2012
  4. Nguyen Thai Ngoc DuyDec 29, 2012
  5. Jeff KingDec 29, 2012
  6. Nguyen Thai Ngoc DuyDec 29, 2012
  7. Jeff KingDec 29, 2012
  8. Jeff KingDec 29, 2012
  9. Jeff KingDec 29, 2012
  10. Jeff KingDec 30, 2012
  11. Nguyen Thai Ngoc DuyDec 30, 2012
  12. Jeff KingDec 30, 2012
  13. Shawn PearceDec 31, 2012
  14. Duy NguyenJan 1, 2013
  15. Duy NguyenJan 1, 2013
  16. Shawn PearceJan 1, 2013
  17. Junio C HamanoJan 1, 2013
  18. Duy NguyenJan 2, 2013
  19. Junio C HamanoJan 1, 2013

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